FIELD: mechanical engineering, particularly, rolling facilities. SUBSTANCE: backing-up rolls have rigidity varying in length of roll barrels, with ratio between rigidity of their terminal portions and that of central portions being 0.8 to 0.85. Length of terminal portions of roll barrels is to be selected using prescribed mathematical expression. EFFECT: durability of rolls raised by 20 to 25 %. 3 tbl
Title | Year | Author | Number |
---|---|---|---|
WORK ROLL OF FOUR-HIGH WORKING STAND FOR WIDE-STRIP HOT-ROLLING MILL, SET OF WORK ROLLS OF FOUR-HIGH WORKING STAND FOR WIDE-STRIP HOT-ROLLING MILL AND METHOD OF SIZING SETS OF WORK ROLLS OF FOUR-HIGH STANDS OF FINISHING GROUP FOR WIDE-STRIP HOT-ROLLING MILLS | 0 |
|
SU1424889A1 |
ROLLING ROLL OPERATION METHOD | 2005 |
|
RU2288795C2 |
ROLLING MILL ROLL | 0 |
|
SU1600879A1 |
SHEET ROOLING MILL STAND ROLL, FOUR- AND SIX-ROLL STANDS AND CONTINUOUS SET OF FOUR- AND/OR SIX-ROLL STANDS | 2012 |
|
RU2539119C2 |
SET OF ROLLS | 0 |
|
SU1378965A1 |
FOUR-HIGH ROLL SET | 0 |
|
SU1516155A1 |
SETS OF WORKROLLS FOR FINISH GROUP OF QUARTO PLATE ROLLING MILL AND METHOD FOR PREPARING AND USING SETS OF WORKROLLS OF FINISH GROUP OF QUARTO PLATE ROLLING MILL DURING CAMPAIGN | 0 |
|
SU1678473A1 |
ROLL ASSEMBLY OF ROLLING STAND OF STRIP ROLLING MILL | 1998 |
|
RU2129927C1 |
FORU-HIGH MILL ROLL UNIT | 0 |
|
SU1138199A1 |
METHOD OF ROLLING STRIPS (SHEETS) IN FOUR-HIGH STAND | 2019 |
|
RU2724255C1 |
Authors
Dates
1994-10-30—Published
1989-01-16—Filed